#include <stdio.h>	
#include<stdlib.h>	
int main()
{
	int i;
	char s[100]="";
	gets(s);	
	for(i=0; s[i]!='\0'; i++)
	{
		if(s[i]>='a'&&s[i]<='z')
			{
			s[i]=s[i]+2;
			if(s[i]>'z')
				s[i]=s[i]-26; }
		else if(s[i]>='A'&&s[i]<='Z')
		{
			s[i]=s[i]+2;
			if(s[i]>'Z')
				s[i]=s[i]-26;
		} 
		else if(s[i]>='0'&&s[i]<='9')
		{
			s[i]=s[i]+2;
			if(s[i]>'9') 
				s[i]=s[i]-10;}
	}
	puts(s);	
	return 0;
}
